Analysis

  • max time kernel
    192s
  • max time network
    230s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/11/2022, 10:26

General

  • Target

    2e3d785f82dc45a3f69323b5d05cdf3cef731f21333aa6437e6b2f20e0e26332.exe

  • Size

    328KB

  • MD5

    0a61198a602ad05a7403de6af79fddd4

  • SHA1

    83f3ed2c51f94c254726a50dc4d84c7220b9a456

  • SHA256

    2e3d785f82dc45a3f69323b5d05cdf3cef731f21333aa6437e6b2f20e0e26332

  • SHA512

    2e9e4b78475e441279733e121f6298bb1687f40fc856824a1b5056128c299318d892b3153e352cc3b79e09899cf300f81324cdaeddde393f4761d99c7721b248

  • SSDEEP

    6144:F4Yv4qWJz289Fl1UWLPeTpaJujNz3yNNXnN9QduZzzuY2j6zPIsgip:RNWfHjWTpaO+N96AZk2Isz

Malware Config

Extracted

Family

cybergate

Version

2.6

Botnet

Tuzick

C2

six17.no-ip.info:81

Mutex

***MUTEX***

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    msconfig

  • install_file

    msconfig.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    texto da mensagem

  • message_box_title

    título da mensagem

  • password

    123456

  • regkey_hkcu

    HKCU

  • regkey_hklm

    HKLM

Signatures

  • CyberGate, Rebhip

    CyberGate is a lightweight remote administration tool with a wide array of functionalities.

  • Adds policy Run key to start application 2 TTPs 4 IoCs
  • Executes dropped EXE 3 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • UPX packed file 9 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:2204
      • C:\Users\Admin\AppData\Local\Temp\2e3d785f82dc45a3f69323b5d05cdf3cef731f21333aa6437e6b2f20e0e26332.exe
        "C:\Users\Admin\AppData\Local\Temp\2e3d785f82dc45a3f69323b5d05cdf3cef731f21333aa6437e6b2f20e0e26332.exe"
        2⤵
        • Checks computer location settings
        • Suspicious use of SetThreadContext
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:3932
        • C:\Users\Admin\AppData\Local\Temp\svchost.exe
          C:\Users\Admin\AppData\Local\Temp\svchost.exe
          3⤵
          • Adds policy Run key to start application
          • Executes dropped EXE
          • Modifies Installed Components in the registry
          • Adds Run key to start application
          • Drops file in System32 directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:4988
          • C:\Windows\SysWOW64\explorer.exe
            explorer.exe
            4⤵
            • Modifies Installed Components in the registry
            PID:4616
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe"
            4⤵
              PID:3316
            • C:\Users\Admin\AppData\Local\Temp\svchost.exe
              "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
              4⤵
              • Executes dropped EXE
              • Checks computer location settings
              • Drops file in System32 directory
              • Modifies registry class
              • Suspicious behavior: GetForegroundWindowSpam
              • Suspicious use of AdjustPrivilegeToken
              PID:3400
              • C:\Windows\SysWOW64\msconfig\msconfig.exe
                "C:\Windows\system32\msconfig\msconfig.exe"
                5⤵
                • Executes dropped EXE
                PID:2308
          • C:\Windows\SysWOW64\WScript.exe
            "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\cc.vbs"
            3⤵
              PID:3716

        Network

              MITRE ATT&CK Enterprise v6

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Admin\AppData\Local\Temp\XX--XX--XX.txt

                Filesize

                229KB

                MD5

                56af548c49acb7d314a228d49b2a2a32

                SHA1

                b76d0c88560d8dd0744bceb19c627ba4122d64e0

                SHA256

                f46d6b5b8d841fc784f503d9878ff7d7479f2e2b71556dd9c7b8d891d5b88234

                SHA512

                6aa0523adce98440dbc119e229afe42e6f1cff6fbfe29e954d946d6efc106c7be9e5c696ece31bbd6678ccc84fd274a64b38401bf9b9af0def1368d0ecefa59c

              • C:\Users\Admin\AppData\Local\Temp\cc.vbs

                Filesize

                378B

                MD5

                fa87c36e56bb1f03f973d0125e286a09

                SHA1

                a47c79279865ad55be60eda927f6f0ad45053b7e

                SHA256

                d79606af3b78ec19255b43ac4050b477ee82b2d0f857c3a691111cd9ea667afd

                SHA512

                d867d6937551af2e4e9e18160312885be5659c0cd9f1c9ae112f2b6f887a31486700bb43567d6ef9c0070483c1233f5a5746af37c10b2d0fbc957c360318598a

              • C:\Users\Admin\AppData\Local\Temp\svchost.exe

                Filesize

                34KB

                MD5

                e118330b4629b12368d91b9df6488be0

                SHA1

                ce90218c7e3b90df2a3409ec253048bb6472c2fd

                SHA256

                3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9

                SHA512

                ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0

              • C:\Users\Admin\AppData\Local\Temp\svchost.exe

                Filesize

                34KB

                MD5

                e118330b4629b12368d91b9df6488be0

                SHA1

                ce90218c7e3b90df2a3409ec253048bb6472c2fd

                SHA256

                3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9

                SHA512

                ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0

              • C:\Users\Admin\AppData\Local\Temp\svchost.exe

                Filesize

                34KB

                MD5

                e118330b4629b12368d91b9df6488be0

                SHA1

                ce90218c7e3b90df2a3409ec253048bb6472c2fd

                SHA256

                3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9

                SHA512

                ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0

              • C:\Windows\SysWOW64\msconfig\msconfig.exe

                Filesize

                34KB

                MD5

                e118330b4629b12368d91b9df6488be0

                SHA1

                ce90218c7e3b90df2a3409ec253048bb6472c2fd

                SHA256

                3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9

                SHA512

                ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0

              • C:\Windows\SysWOW64\msconfig\msconfig.exe

                Filesize

                34KB

                MD5

                e118330b4629b12368d91b9df6488be0

                SHA1

                ce90218c7e3b90df2a3409ec253048bb6472c2fd

                SHA256

                3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9

                SHA512

                ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0

              • memory/3400-168-0x0000000024160000-0x00000000241C2000-memory.dmp

                Filesize

                392KB

              • memory/3400-171-0x0000000024160000-0x00000000241C2000-memory.dmp

                Filesize

                392KB

              • memory/3400-167-0x0000000024160000-0x00000000241C2000-memory.dmp

                Filesize

                392KB

              • memory/3932-132-0x0000000074C50000-0x0000000075201000-memory.dmp

                Filesize

                5.7MB

              • memory/3932-141-0x0000000074C50000-0x0000000075201000-memory.dmp

                Filesize

                5.7MB

              • memory/4616-152-0x0000000024080000-0x00000000240E2000-memory.dmp

                Filesize

                392KB

              • memory/4616-155-0x0000000024080000-0x00000000240E2000-memory.dmp

                Filesize

                392KB

              • memory/4988-149-0x0000000024080000-0x00000000240E2000-memory.dmp

                Filesize

                392KB

              • memory/4988-144-0x0000000024010000-0x0000000024072000-memory.dmp

                Filesize

                392KB

              • memory/4988-157-0x00000000240F0000-0x0000000024152000-memory.dmp

                Filesize

                392KB

              • memory/4988-163-0x0000000024160000-0x00000000241C2000-memory.dmp

                Filesize

                392KB

              • memory/4988-142-0x0000000000400000-0x000000000044E000-memory.dmp

                Filesize

                312KB

              • memory/4988-166-0x0000000000400000-0x000000000044E000-memory.dmp

                Filesize

                312KB

              • memory/4988-138-0x0000000000400000-0x000000000044E000-memory.dmp

                Filesize

                312KB

              • memory/4988-137-0x0000000000400000-0x000000000044E000-memory.dmp

                Filesize

                312KB

              • memory/4988-134-0x0000000000400000-0x000000000044E000-memory.dmp

                Filesize

                312KB